TABLE 2.
United States (n = 217) |
Australia (n = 119) |
t Stat |
|||
---|---|---|---|---|---|
Variable | M | SD | M | SD | (Chi-Square) |
Background characteristics | |||||
Age | 15.45 | 1.85 | 16.92 | 1.39 | 7.53** |
Gender (% male) | 41.01 | 41.18 | (0.00) | ||
Baseline behavior (%) | |||||
Amphetamine user | 20.89 | 14.75 | (7.35)** | ||
Cocaine user | 20.28 | 9.32 | (6.68)** | ||
Injection drug user | 2.30 | 4.24 | (0.99) | ||
Network properties | |||||
Concentration of injecting friends | 1.27 | 0.46 | 1.34 | 0.47 | 1.28 |
Change in concentration | −0.08 | 0.61 | −0.09 | 0.54 | 0.16 |
Concentration of homeless friends | 1.42 | 0.69 | 1.52 | 0.48 | 1.32 |
Change in concentration | −0.21 | 0.60 | −0.03 | 0.69 | 2.45* |
Density | 2.85 | 0.57 | 2.88 | 0.52 | 0.55 |
p < .05.
p < .01.